[Clean up] Delete extra lines in PresenceDevice

Test: -m
Ignore-AOSP-First: nearby_not_in_aosp_yet
Change-Id: Iaf6008d2890da07c2a3a53a300e4e216b5f0b5d5
diff --git a/nearby/framework/java/android/nearby/PresenceDevice.java b/nearby/framework/java/android/nearby/PresenceDevice.java
index 7efa5e6..b5d9ad4 100644
--- a/nearby/framework/java/android/nearby/PresenceDevice.java
+++ b/nearby/framework/java/android/nearby/PresenceDevice.java
@@ -375,7 +375,6 @@
             return this;
         }
 
-
         /**
          * Sets the image url of the discovered Presence device.
          *
@@ -387,7 +386,6 @@
             return this;
         }
 
-
         /**
          * Sets discovery timestamp, the clock is based on elapsed time.
          *
@@ -399,7 +397,6 @@
             return this;
         }
 
-
         /**
          * Adds an extended property of the discovered presence device.
          *